<style>
.btn {margin:5px 20px 0 0;}
</style>
<div>
	<portlet model="Book" list_tpl="inner" portlet="default" title="请选择课程书籍">
		<a class="btn btn-default btn-lg" target="_blank" href="/admin/book_chapters/list?book_id={{$item['id']}}">{{$item['name']}}</a>
	</portlet>
</div>